Items where Author is "Waldo, Erwanto"
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Waldo, Erwanto and Rangan, Parea and Ambun, Ermitha (2021) Study of Improving Soil Using Permit, Corn Ash and Sodium Silicate. IOP Conference Series: Materials Science and Engineering, 921 (012042). pp. 1-10. ISSN 921 (2021) No. 012042, tahun 2021
Waldo, Erwanto and Rangan, Parea Rusan and Ambun, Ermitha Study of Improving Soil Using Permit, Corn Ash and Sodium Silicate. IOP Conference Series: Earth and Environmental Science.